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Bicolor blenny (bicolor phase)

Ecsenius bicolor

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Photo by brian.gratwicke (CC: BY)
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Bicolor blenny (bicolor phase)

Ecsenius bicolor

Link to description on WikipediA
 

Alternative names

Flame tail blenny, Two-colored blenny, Two-coloured blenny, Two-tone combtooth-blenny.

Tags

Blennies, Fish